1.dragonflydb / dragonflyA modern replacement for Redis and Memcachedmemcachedmulti-threadingrediscppfiberscache+9 moreC++Other license32K total1.3K forks+1,584 starsfrom 30,257 · score 7.37
2.Snapchat / KeyDBA Multithreaded Fork of RedisC++BSD-3-CLAUSE12K total680 forks+111 starsfrom 12,388 · score 4.72